Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.
The official home of the Python Programming Language
C语言中文网是中国领先的C语言程序设计专业网站,提供C语言入门经典教程、C语言编译器、C语言函数手册,C语言编程技巧,C语言考试试题等,是学习、自学C语言程序设计的好帮手。
GitHub is where over 83 million developers shape the future of software, together. Contribute to the open source community, manage your Git repositories, review code like a pro, track bugs and features, power your CI/CD and DevOps workflows, and secure code before you commit it.
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识别图片中的公式!免费的在线LaTeX公式编辑器。支持导出svg、超大png、jpg、MathML、SVGCode。可以打出任何公式,不只是数学!支持物理physics、化学mhchem、unicode等常用扩展宏包加载。即时渲染,基于MathJax实现。
An online LaTeX editor that’s easy to use. No installation, real-time collaboration, version control, hundreds of LaTeX templates, and more.
本站提供JSON在线格式化校验、加密解密、代码格式化、在线转换、图片处理等在线工具。
Online GDB is online compiler and debugger for C/C++. You can compile, run and debug code with gdb online. Using gcc/g++ as compiler and gdb as debugger. Currently C and C++ languages are supported.
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Javascript Obfuscator - Protects JavaScript code from stealing and shrinks size - 100% Free
This is, quite possibly, the best computer automated card trick on the Internet.
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Interactive Open Source Numerical Library of C/C++ functions for Engineering, Finance, Maths, Science and Statistics. With Online Calculators for Numerical Components and Excel Add-ins.
GeoGebra - the world’s favorite, free math tools used by over 100 million students and teachers
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qtool在线工具为大家提供各种在线工具,实现分享了在线开发类,查询类,站长类,代码格式化与代码压缩处理,代码在线加密与解密,生活查询,图片在线批量处理,图片生成等内容丰富实用的工具.
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Codeforces. Programming competitions and contests, programming community
AtCoder is a programming contest site for anyone from beginners to experts. We hold weekly programming contests online.
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TypeScript extends JavaScript by adding types to the language. TypeScript speeds up your development experience by catching errors and providing fixes before you even run your code.
现代 JavaScript 教程:有关示例和任务的简单但详细的解释包括:闭包、文档和事件,以及面向对象编程等。
The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and progressive web apps.